Kyushu, one of the most attractive markets in the world. Kyushu is one of the most active markets in the world, producing approximately 10% of Japan's GDP. Kyushu's GDP exceeds both The Netherlands' and Australia's. Kyushu's population also boasts a sizable population of 13 million, or about the same as the Netherlands. The friendly and open character of Kyushu's people make it a favorite testing site for companies entering the Japan market.